In reply to Babika:
> (In reply to UKC Articles)
> Great technique but a good idea if you've discussed it first!
>
> With the best will in the world, a crab dangling down on a loop to a frightened partner skulking under an overhang with words blowing around in the wind and the sea crashng below is not the best place to try it for the first time!
Its a rescue technique - you're hardly likely to discuss it first.